The features of this track and field nail shoes are : air permeable cloth, wear resistant steel nails, wear resistant shoelaces, strengthening stability, heel protection, antiskid design. 1 、 Mesh ventilation design : Using elastic permeable mesh, car-like diversion heat dissipation system, synchronous ventilation in movement, feet like engine high-speed movement, still keep the shoes clean and comfortable. 2 、 Convenience : Ergonomics shoes design, all-round close feet, sock foot feel experience, with better portability. 3、 Scientific soles : suitable for artificial grassland, plastic runway, cinder and sandy land. 4、Scientific : Sci-tech wear-resistant alloy running nails, shoes head double nails parallel design, strengthen the front grip effect, shark teeth enhance stability to prevent rollover, heel triangular pyramid particles strengthen anti-skid.